Cosmic Wonder: Halley's Comet and HumankindA lyrical look at the history of humankind, as told through the eyes of Halleys Comet as it passes by Earth every 76 years. 'The first time the comet visited Earth, nobody noticed. Well, almost nobody' This is an exciting exploration of the Earth's changes and developments both good and bad from the unique perspective of an ever returning comet, whose passing was first recorded in 240 BC. With each orbit, readers will see the changes in Earth and its